| 1. | Mobility control effect on oil recovery efficiency in alkaline water flooding 碱水驱油中流度控制对采收率的影响 |
| 2. | Water driving oil test in heterogeneous reservoir and its application in qiaokou oilfield 多层水驱油实验在桥口油田开发中的应用 |
| 3. | Bring - into - oil curve 水驱油曲线 |
| 4. | Waterflood development is one of crucial measures for high and stable productions 摘要注水开发是保证水驱油高产和、稳产的最重要措施之一。 |
| 5. | Numerical simulation method for enhancing waterflooding efficiency using direct current electric field 直流电场提高水驱油效率的数值模拟方法 |
| 6. | Results show that water injection can largely increase oil production in a short time stage 水驱油实验结果表明,青平川油田长2油层水驱油效果较好,油田最终驱油效率可达49 . 4 % 。 |
| 7. | Besides , the natural core in - house long - term washing out experiment has proved that waterflood efficiency of pressure coring can reach as high as 80 % ~ 90 % 天然岩心室内长期水冲刷实验证实了密闭取心的水驱油效率可达80 % ~ 90 % 。 |
| 8. | Chang 2 reservoir of qingpingchuan oil field , located in the eastern shanbei slope of the erdos basin , is a typical low penetrability oil reservoir 摘要通过对岩石矿物、储层物性、油层敏感性和水驱油效果分析,在储层地质研究基础上,评价青平川油田长2油藏注水开发效果。 |
| 9. | In the course of remaining oil , macrofactors have four controlling function on microfactors , which determine pore structure and wettability of oil stratum , offer dynamic force to water drive oil , control its process and influence its velocity 剩馀油形成过程中,宏观因素对微观因素有4个方面的控制作用,它们决定油层孔喉结构及润湿性,提供水驱油动力,控制水驱油过程,影响水驱油的速度。 |
| 10. | Based on the preferable comparability of lithology between homogeneous core used in lab lest and that in strongly water washing part of inspection wells , forming condition of displacement efficiency in strongly water washing part of pressure coring inspection wells in waterflooded area has been analyzed , and reasons for the difference of displacement efficiency between pressure coring and in - house waterflood test have been discussed 摘要基于室内实验采用的均质岩心与检查井强水洗段岩性物性较好的相似性,通过对水淹区密闭取心检查井强水洗段驱油效率形成、室内水驱油模拟条件的分析,指出了密闭取心与室内水驱油实验驱油效率差别的原因。 |